CN104343740A - Fan - Google Patents
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- Publication number
- CN104343740A CN104343740A CN201310341962.9A CN201310341962A CN104343740A CN 104343740 A CN104343740 A CN 104343740A CN 201310341962 A CN201310341962 A CN 201310341962A CN 104343740 A CN104343740 A CN 104343740A
- Authority
- CN
- China
- Prior art keywords
- wheel hub
- fan
- flabellum
- motor
- fixing part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 241000883990 Flabellum Species 0.000 claims description 71
- 230000005855 radiation Effects 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 7
- 238000004512 die casting Methods 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 230000017525 heat dissipation Effects 0.000 abstract 4
- 230000000694 effects Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/281—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for fans or blowers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
- F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention provides a fan which comprises a motor, an impeller and a heat dissipation structure, wherein the impeller comprises a wheel hub and a plurality of first fan blades; the wheel hub is used for containing the motor, and provided with at least one heat dissipation hole; the first fan blades are arranged at the periphery of the wheel hub; the heat dissipation structure is arranged on the outer side of the wheel hub, and provided with a baffle and at least one second fan blade; the second fan blades extend out from the baffle; and positions of the second fan blades correspond to the heat dissipation holes.
Description
Technical field
The present invention relates to a kind of fan, be specifically related to a kind of fan with radiating structure.
Background technique
In the framework of general fan, impeller is arranged at motor, and provide the power required for wheel rotation by motor, rotate with impeller, and then provide enough air quantity in heater element or space, to reach effect of heat radiation, therefore current fan design and manufacturer, be devoted to design the fan that higher air quantity can be provided.Make fan provide one of method of high air quantity to be improve rotation speed of the fan, but in the design of fan, rotating speed impossible infinitely improves.Because fan is when high rotating speed, its blade will bear high pressure, and now blade can cause distortion even rupture and produce great danger.
In addition, under high rotating speed, the mechanism of motor and bearing life also will bear higher burden, also very big to the threat of device longevity.And due to motor by impeller institute coated, make the heat energy itself produced during motor running, be subject to the obstruct of impeller and cannot get rid of smoothly, this situation not only can cause the damage of motor bearing, and make the life time decay of motor itself, also can increase intrasystem temperature, and then cause the life time decay of fan entirety.
Such as, moreover some can produce the fan of high blast, centrifugal fan, be often applied in the sink of complex system, as the sink of the system such as communication cabinet, frequency converter cabinet.Only the sink of this type systematic all can produce the ambient temperature of about 70 DEG C, and the motor of continuous running under the ambient temperature of 70 DEG C, the temperature of itself can up to 100 DEG C, and this kind of high temperature significantly can reduce the life-span of motor bearing.
Summary of the invention
Because above-mentioned problem, object of the present invention is for providing a kind of fan, it has the radiating structure for motor, when making fan running, the used heat produced when effectively can remove motor running, motor can be operated at rational temperature, to promote motor itself and fan overall working life and Security.
For reaching above-mentioned purpose, according to a kind of fan of the present invention, comprise a motor, an impeller and a radiating structure.Impeller comprises a wheel hub and multiple first flabellum.Wheel hub is in order to accommodating motor, and wheel hub has at least one radiation hole.Described multiple first flabellum is arranged at around wheel hub.Radiating structure is arranged at the outside of wheel hub, and radiating structure has a baffle plate and at least one second flabellum, and the second flabellum extends from baffle plate, and the position of the second flabellum corresponds to radiation hole.
In a preferred embodiment of the present invention, wheel hub has at least one groove and extends from radiation hole, and the second flabellum is sticked in groove.
In a preferred embodiment of the present invention, the second flabellum part is arranged at groove, and part is suspended on the upper of radiation hole.
In a preferred embodiment of the present invention, the configuration of groove corresponds to the part configuration of the second flabellum root edge.
In a preferred embodiment of the present invention, wheel hub has at least one first fixing part, and radiating structure has at least one second fixing part, the first fixing part and the second fixing part interconnected.
In a preferred embodiment of the present invention, the first fixing part and the second fixing part can screw lock, riveted joint or the mode of welding interconnected.
In a preferred embodiment of the present invention, this first flabellum and this second flabellum comprise airfoil fan.
In a preferred embodiment of the present invention, this first flabellum is identical with the aerofoil profile curvature direction of this second flabellum.
In a preferred embodiment of the present invention, impeller has more two loop configuration, and described multiple first flabellum is located between two loop configuration, and one of them and wheel hub of two loop configuration link.
In a preferred embodiment of the present invention, one of them of these two loop configuration has multiple screw, and links in the mode of screw lock with wheel hub.
In a preferred embodiment of the present invention, the loop configuration wherein linked with wheel hub has an inclined-plane.
In a preferred embodiment of the present invention, wheel hub has an axle center and an iron-clad.
In a preferred embodiment of the present invention, axle center and wheel hub are shaped in the body of wheel hub in the mode of die casting.
In a preferred embodiment of the present invention, wheel hub comprises a light metal or aluminium material.
In sum, the wheel hub of fan of the present invention has radiation hole, and radiating structure is arranged at the design outside wheel hub, when making motor driving hub rotation, radiating structure and interior flabellum thereof can be driven to rotate simultaneously, and convection effect is produced in the region and motor of wheel hub, to produce the second air-flow, the used heat that motor is produced can be discharged from radiation hole, reaches the effect that the coil of motor is dispelled the heat whereby, the temperature of bearing can be reduced, to promote the working life of motor and bearing thereof simultaneously.
Again, the air of motor internal flows out from radiation hole via the guiding of the second air-flow, and is flowed to surrounding by the rotation of impeller, therefore compared to known fan, can reduce the generation of stagnant area and turbulent flow, can reduce the generation of noise.And the second air-flow produced by interior flabellum belongs to the disturbance of fan inside, its work done increased is limited, and the setting of radiating structure can't have extra loss to the characteristic of fan itself and power consumption.
Again, the setting of radiation hole, except getting rid of the used heat of motor generation, more because of the structure of its perforate, can alleviate effect of the overall weight of wheel hub.
Accompanying drawing explanation
Figure 1A is the perspective exploded view of a kind of fan of one embodiment of the invention.
Figure 1B is the generalized section of the fan shown in Figure 1A.
The enlarged diagram that Fig. 2 is the wheel hub shown in Figure 1A and radiating structure.
Fig. 3 is the enlarged schematic partial view of the fan shown in Figure 1B.
The air current flow direction schematic diagram that Fig. 4 is another section of fan shown in Figure 1B.
The combination schematic diagram that Fig. 5 is the wheel hub shown in Fig. 2 and radiating structure.
Wherein, description of reference numerals is as follows:
1: motor
11: bearing
2: impeller
21: wheel hub
211: top
212: sidewall
213: linking department
214: radiation hole
215: groove
216: the first fixing parts
217: axle center
218: iron-clad
219: body
22: outer flabellum
23: loop configuration
23a: upper loop configuration
23b: lower loop configuration
3: radiating structure
31: baffle plate
32: interior flabellum
33: the second fixing parts
4: pedestal
5: containing space
A1: the first air-flow
A2: the second air-flow
F: fan
H: screw
R: stagnant area
S: screw
Embodiment
Hereinafter with reference to relevant drawings, a kind of fan according to present pre-ferred embodiments is described, wherein identical element is illustrated with identical reference marks.
Figure 1A is the perspective exploded view of a kind of fan of one embodiment of the invention, and Figure 1B is the generalized section of the fan shown in Figure 1A, please also refer to shown in Figure 1A and Figure 1B.Fan F comprises motor 1, impeller 2 and a radiating structure 3.Impeller 2 comprises a wheel hub 21 and multiple outer flabellum (or claiming the first flabellum) 22.Wherein, wheel hub 21 is the structure of a hollow, and it can be divided into top 211 and the sidewall 212 being surrounded on its outer periphery in order to accommodating motor 1 according to the structure of wheel hub 21, as shown in Figure 2.As illustrated by figures 1 a and 1b, impeller 2 has more two loop configuration 23, and outer flabellum 22 is located between two loop configuration 23, and the sidewall 212 of one of them and wheel hub 21 of loop configuration 23 links.In the present embodiment, loop configuration 23 is made up of upper loop configuration 23a and lower loop configuration 23b, and be that the sidewall 212 of following loop configuration 23b and wheel hub 21 links, wheel hub 21 has more a linking department 213, in detail, linking department 213 is for extending from sidewall 212 and the protuberance that formed or platform, and lower loop configuration 23b has multiple screw, and the linking department 213 of wheel hub 21 links in the mode of screw S screw lock with lower loop configuration 23b.Certainly, the present invention is not as limit.
Radiating structure 3 is arranged at the outside of wheel hub 21 equally, specifically, is arranged at the top 211 of wheel hub 21, and the top 211 of wheel hub 21 has at least one radiation hole 214.As shown in Figure 2, radiating structure 3 has a baffle plate 31 and at least one interior flabellum (or claiming the second flabellum) 32, and interior flabellum 32 extends toward vertical direction from baffle plate 31, and the position of interior flabellum 32 corresponds to radiation hole 214.In the present embodiment, the top 211 of wheel hub 21 has four radiation holes 214, and the position of each radiation hole 214 corresponds to two interior flabellums 32, therefore has 8 interior flabellums 32 in the radiating structure 3 of the present embodiment, certainly, the present invention is not limited with the quantity of flabellum 32 in radiation hole 214 and correspondence.In addition, wheel hub 21 has at least one groove 215 and extends toward radial direction from radiation hole 214, is formed at the surface, top 211 of wheel hub 21.Interior flabellum 32 is sticked in groove 215, and is located on radiation hole 214, and in other words, the root edge of an interior flabellum 32 wherein part is arranged in groove 215, and another part is then suspended on radiation hole 214.And in the present embodiment, the quantity of groove 215 is the quantity corresponding to interior flabellum 32, therefore there are 8 groove 215 structures engages for interior flabellum 32, with flabellum 32 in fixing, avoid fan F to operate and may cause slip and the vibrations of interior flabellum 32.
As shown in Figure 2, wheel hub 21 has at least one first fixing part 216, and radiating structure 3 has at least one second fixing part 33, first fixing part 216 and the second fixing part 33 interconnected (also can first arrange in pairs or groups with reference to figure 3).In the present embodiment, the second fixing part 33 is the stud extended downward vertically from baffle plate 31, and the direction extended is parallel to interior flabellum 32, and the first fixing part 216 is the screw corresponding with the second fixing part 33, with mutual screw lock.Certainly, in other embodiments, the mode that the first fixing part 216 more with the second fixing part 33 can rivet or weld is interconnected, and the present invention is not as limit.
Fig. 3 is the close-up schematic view of the fan shown in Figure 1B, please also refer to shown in Figure 1B and Fig. 3, and impeller 2 is connected with motor 1, therefore when fan F operates, and impeller 2 is driven by motor 1.Wherein wheel hub 21 has axle center 217 and an iron-clad 218, and in the present embodiment, axle center 217 and iron-clad 218 are the bodies 219 being shaped in wheel hub 21 in the mode of die casting, what need indicate is, in the body 219 of the wheel hub 21 described in this specification, refer to the main structure of wheel hub 21 except axle center 217 and iron-clad 218, namely the structures such as aforesaid top 211, sidewall 212, linking department 213, radiation hole 214, groove 215 and the first fixing part 216 (can be shown with reference to figure 2) are comprised, for asking description succinct, be generally called it with body 219.Specifically, axle center 217 and iron-clad 218 with body 219 Unitary injection formed (or claiming to penetrate bag) to form the overall structure of wheel hub 21, and in the junction of axle center 217 and iron-clad 218 and wheel hub 21 be shaping in the mode of die casting.The material of the body 219 of wheel hub 21 is light metal, and goodly can be aluminium material.In the present embodiment, axle center 217 and iron-clad 218 are all ironware, and be the overall structure of wheel hub 21 with body 219 Unitary injection formed of aluminium material, and axle center 217 and iron-clad 218 are more strengthened linking in the mode of die casting with the junction of body 219, compared to the wheel hub of known plastic cement material and the axle center of ironware be rivet, close-fitting or set up the mode of connection of iron hoop, axle center 217 and the body 219 of the present embodiment link in the mode of die casting and more promote its strength of connection.
Motor 1 has more a bearing 11, and the axle center 217 of wheel hub 21 is supported by bearing 11, when motor 1 operates, is rotated by drive wheel hub 21, and then the integral-rotation of impeller 2.The air current flow direction schematic diagram that Fig. 4 is the fan shown in Figure 1B, the combination schematic diagram that Fig. 5 is the wheel hub shown in Fig. 2 and radiating structure, please also refer to shown in Fig. 3 to Fig. 5, when motor 1 impeller 2 rotates, outer flabellum 22 is driven to rotate and produce the first air-flow A1, to provide required air quantity, wheel hub 21 drives interior flabellum 32 to rotate simultaneously, and convection effect is produced in the region of wheel hub 21 and motor 1, to produce the second air-flow A2, the used heat that motor 1 is produced can be discharged from radiation hole 214 (can with reference to figure 4 and Fig. 5) simultaneously, reach the effect that the coil of motor 1 is dispelled the heat whereby, the temperature of bearing 11 can be reduced simultaneously, to promote the working life of motor 1 and bearing 11 thereof.Again, the second air-flow A2 produced by interior flabellum 32 belongs to the disturbance of fan F inside, and its work done increased is limited, and the setting of radiating structure 3 can't have extra loss to the characteristic of fan F itself and power consumption.In addition, the used heat that the setting of radiation hole 214 produces except getting rid of motor 1, more because of the structure of its perforate, the overall weight of wheel hub 21 can be alleviated, meanwhile, wheel hub 21 has the body 219(of aluminium material as shown in Figure 3), also there is the effect of the overall weight alleviating wheel hub 21.
Generally speaking, known centrifugal fan, the inlet air place of its impeller and wind outlet often have the turnover of wide-angle, and easily produce the phenomenon of turbulent flow in turning point, cause the obstruction in flow field, efficiency to reduce.The fan F of the present embodiment, as shown in Figure 4, the closer interior flabellum 32 of junction of its impeller 2 and wheel hub 21, in other words, the position of lower loop configuration 23b and linking department 213 is near interior flabellum 32, and the lower loop configuration 23b linked with wheel hub 21 has more an inclined-plane, the design on this kind of set-up mode and inclined-plane, the streamline of the first air-flow A1 can be made more smooth-going, decrease in the turbulent phenomenon produced when wind direction turns to.
In addition, when known fan running, air above its wheel hub can produce stagnant area owing to flowing, and the wheel hub 21 of fan of the present invention has radiation hole 214, and more have the corresponding radiation hole 214 of radiating structure 3 to be arranged at wheel hub 21, to produce the second air-flow A2, and then make the air of motor 1 inside flow out from radiation hole 214 by the guiding of the second air-flow A2 and flow to surrounding by the rotation of impeller 2, therefore compared to known fan, the generation of stagnant area R and turbulent flow can be reduced, the generation of noise can be reduced.
In addition, radiating structure 3 has the design of baffle plate 31, make radiation hole 214, between interior flabellum 32 and baffle plate 31, form a complete path, the i.e. path that flows of the second air-flow A2, the air above radiating structure 3 can be avoided to be subject to the attraction of the second air-flow A2, to guarantee that the second air-flow A2 is the air coming from motor 1 place, and then promote the efficiency of the used heat eliminating that motor 1 produces.
In the present embodiment, the blade of interior flabellum 32 is airfoil fan, and interior flabellum 32 is identical with the aerofoil profile curvature direction of outer flabellum 22, therefore outer flabellum 22 is when rotating, interior flabellum 32 also with the equidirectional rotation of outer flabellum 22, and then produce reverse flow field in radiation hole 214 region, i.e. the second air-flow A2, and the used heat being arranged at the motor 1 inside wheel hub 21 and producing can be taken out, to promote the effect of motor radiating.In addition, the configuration of groove 215 is the part configurations corresponding to interior flabellum 32 root edge, in other words, groove 215 has specific radian according to the aerofoil profile curvature of interior flabellum 32, the direction that interior flabellum 32 can be fixed is sticked in groove 215, and to guarantee to be arranged at wheel hub 21 when radiating structure 3, in it, the direction of flabellum 32 is consistent with outer flabellum 22, to avoid installing anisotropy (i.e. foolproof function), and then cause the situation that cannot form reverse flow field.
In addition, the fan F of the present embodiment more comprises a pedestal 4, and motor 1 is arranged at pedestal 4, and motor 1 and pedestal 4 form a containing space 5 jointly, can be used for other electronic components accommodating.
Generally speaking, the known centrifugal fan of diameter 360mm, in output power be 720W, rotating speed is the lower running 10 minutes of the environmental conditions of 2000RPM and room temperature about 20 DEG C, the coil temperature of its motor can up to 100 DEG C, and not yet stable, temperature is sustainable rising still.And the present embodiment fan F operates 10 minutes under similarity condition, the coil temperature Absorbable organic halogens of its motor 1 maintain less than about 50 DEG C, really can get rid of the used heat that motor 1 produces in time operating.
In sum, the wheel hub of fan of the present invention has radiation hole, and radiating structure is arranged at the design outside wheel hub, when making motor driving hub rotation, radiating structure and interior flabellum thereof can be driven to rotate simultaneously, and convection effect is produced in the region and motor of wheel hub, to produce the second air-flow, the used heat that motor is produced can be discharged from radiation hole, reaches the effect that the coil of motor is dispelled the heat whereby, the temperature of bearing can be reduced, to promote the working life of motor and bearing thereof simultaneously.
The air of motor internal is flowed out from radiation hole by the guiding of the second air-flow, and is flowed to surrounding by the rotation of impeller, therefore compared to known fan, can reduce the generation of stagnant area and turbulent flow, can reduce the generation of noise.And the second air-flow produced by interior flabellum belongs to the disturbance of fan inside, its work done increased is limited, and the setting of radiating structure can't have extra loss to the characteristic of fan itself and power consumption.
In addition, the setting of radiation hole, except getting rid of the used heat of motor generation, more because of the structure of its perforate, can alleviate effect of the overall weight of wheel hub.
In addition, if the blade airfoil fan of interior flabellum, and interior flabellum is identical with the aerofoil profile curvature direction of outer flabellum, when outer flabellum rotates, interior flabellum and outer flabellum are equidirectional rotation, and then produce reverse flow field in radiation hole region, i.e. the second air-flow, and the used heat being arranged at the motor inside wheel hub and producing can be taken out, to promote the effect of motor radiating.
The foregoing is only illustrative, but not be restricted person.Anyly do not depart from spirit of the present invention and category, and to its equivalent modifications of carrying out or change, all should be contained in accompanying claim.
Claims (15)
1. a fan, comprising:
One motor;
One impeller, comprising:
One wheel hub, in order to this motor accommodating, this wheel hub has at least one radiation hole; And
Multiple first flabellum, is arranged at around this wheel hub; And
One radiating structure, is arranged at the outside of this wheel hub, and this radiating structure has a baffle plate and at least one second flabellum, and this second flabellum extends from this baffle plate, and the position of this second flabellum corresponds to this radiation hole.
2. fan as claimed in claim 1, wherein this wheel hub has at least one groove, and described at least one groove extends from this radiation hole, and this second flabellum is sticked in this groove.
3. fan as claimed in claim 2, wherein this second flabellum part is arranged at this groove, and part is suspended on this radiation hole.
4. fan as claimed in claim 2, wherein the configuration of this groove corresponds to the part configuration of this second flabellum root edge.
5. fan as claimed in claim 1, wherein this wheel hub has at least one first fixing part, and this radiating structure has at least one second fixing part, this first fixing part and this second fixing part interconnected.
6. fan as claimed in claim 5, wherein this first fixing part and this second fixing part with screw lock, riveted joint or the mode of welding interconnected.
7. fan as claimed in claim 1, wherein this first flabellum and this second flabellum comprise airfoil fan.
8. fan as claimed in claim 1, wherein this first flabellum is identical with the aerofoil profile curvature direction of this second flabellum.
9. fan as claimed in claim 1, wherein this impeller also has two loop configuration, and described multiple first flabellum is located between described two loop configuration, and one of them and this wheel hub of described two loop configuration link.
10. fan as claimed in claim 9, one of them of wherein said two loop configuration has multiple screw, and links in the mode of screw lock with this wheel hub.
11. fans as claimed in claim 9, this loop configuration wherein linked with this wheel hub has an inclined-plane.
12. fans as claimed in claim 1, wherein this wheel hub has an axle center and an iron-clad.
13. fans as claimed in claim 12, wherein this axle center and this iron-clad are shaped in the body of this wheel hub in the mode of die casting.
14. fans as claimed in claim 1, wherein this wheel hub comprises a light metal or aluminium material.
15. fans as claimed in claim 1, it also comprises a pedestal, and this motor is arranged on this pedestal, and this motor and this pedestal form a containing space jointly, in order to an accommodating electronic component.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310341962.9A CN104343740B (en) | 2013-08-07 | 2013-08-07 | Fan |
US14/074,095 US9334868B2 (en) | 2013-08-07 | 2013-11-07 | Fan |
US14/326,776 US10100845B2 (en) | 2013-08-07 | 2014-07-09 | Fan |
EP14177637.7A EP2835537B1 (en) | 2013-08-07 | 2014-07-18 | Fan |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310341962.9A CN104343740B (en) | 2013-08-07 | 2013-08-07 | Fan |
Publications (2)
Publication Number | Publication Date |
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CN104343740A true CN104343740A (en) | 2015-02-11 |
CN104343740B CN104343740B (en) | 2016-12-28 |
Family
ID=52448811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201310341962.9A Active CN104343740B (en) | 2013-08-07 | 2013-08-07 | Fan |
Country Status (2)
Country | Link |
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US (1) | US9334868B2 (en) |
CN (1) | CN104343740B (en) |
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CN112118703A (en) * | 2019-06-21 | 2020-12-22 | 仁宝电脑工业股份有限公司 | Heat radiation module |
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JP6244547B2 (en) * | 2013-09-24 | 2017-12-13 | パナソニックIpマネジメント株式会社 | Single suction centrifugal blower |
FR3014029B1 (en) * | 2013-12-04 | 2015-12-18 | Valeo Systemes Thermiques | SUCTION PULSER FOR A DEVICE FOR HEATING, VENTILATION AND / OR AIR CONDITIONING OF A MOTOR VEHICLE |
JP6167037B2 (en) * | 2013-12-24 | 2017-07-19 | 三鷹光器株式会社 | Insulated bearing structure |
US11085454B2 (en) * | 2017-03-16 | 2021-08-10 | Lg Electronics Inc. | Fan motor having a motor mount defining a cooling flow path inlet and a diffuser body defining a cooling flow path outlet with the cooling flow path in fluid communication with the inner space of the motor mount |
CN110630538A (en) * | 2018-06-25 | 2019-12-31 | 台达电子工业股份有限公司 | Fan with cooling device |
US11218048B2 (en) | 2018-12-14 | 2022-01-04 | Nidec Motor Corporation | Shaft-mounted slinger for electric motor |
Citations (5)
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CN1877135A (en) * | 2005-06-09 | 2006-12-13 | 台达电子工业股份有限公司 | Forced heat radiation structure of motor |
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CN109843365A (en) * | 2016-10-19 | 2019-06-04 | 艾尔芬公司 | Respiratory assistance apparatus with integrated cooling system |
CN112118703A (en) * | 2019-06-21 | 2020-12-22 | 仁宝电脑工业股份有限公司 | Heat radiation module |
CN112118703B (en) * | 2019-06-21 | 2023-05-23 | 仁宝电脑工业股份有限公司 | Heat radiation module |
Also Published As
Publication number | Publication date |
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CN104343740B (en) | 2016-12-28 |
US9334868B2 (en) | 2016-05-10 |
US20150044077A1 (en) | 2015-02-12 |
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